Tourniquet, Petit's type, brass screw, leather pad and strapping, c. 1860 Tourniquet, Petit's type Surgery 1801-1900
Tourniquet, Petit's type, brass screw device, and pad on an adjustable strap, by Ferguson, c. 1840 Tourniquet, Petit's type Surgery 1811-1860
Petit's screw tourniquet, English, 1860-1901 Petit's screw tourniquet, English, 1860-1901 Surgery 1870-1901
Petit's tourniquet with brass screw and pad, European, 1870-1930 Petit's tourniquet with brass screw and pad Surgery 1870-1930